AI-Buzz tracks 15 Conversational AI companies with $1.4B in combined funding and 5.8M monthly package downloads. Metrics update daily from GitHub, npm, PyPI, and Hacker News.
Leading companies include Retell AI, LiveKit, Vapi. Average developer sentiment across the category is 0% positive.
Retell AI leads with a Developer Momentum Index score of 16/100. 6 of 15 companies have active package downloads on npm or PyPI. Compare companies head-to-head on the comparison page, or see the full rankings for cross-category context.
Total HN mentions across all companies in this category over time
HN Mentions grew from 23 to 164 (+613.0%) over the last 90 days.
| Date | hn mentions |
|---|---|
| Jan 31, 2026 | 23 |
| Mar 2, 2026 | 164 |
Cumulative funding raised by companies in this category over time
Total Funding reached $1.4B over the last 90 days.
| Date | funding |
|---|---|
| Jan 31, 2026 | - |
| Mar 2, 2026 | $1.4B |
Conversational AI platform. Build AI phone agents with natural voices.
Open-source platform for real-time audio, video, and AI voice agents
Voice AI platform. Build AI phone agents and voice assistants.
AI phone agent platform. Build voice AI assistants for businesses.
Empathic AI platform for voice interfaces with emotion understanding
AI chatbot and live chat for customer service.
Customer messaging platform with AI chatbots and automation.
AI-powered customer service automation platform
Enterprise voice AI for automated customer service phone calls
Revenue intelligence platform using AI to analyze sales calls and customer interactions.
Conversational AI platform for customer service. Enterprise-focused.
Enterprise conversational AI platform for customer support
Voice AI platform for building conversational interfaces
Voice AI platform for custom conversational experiences in restaurants, autos, and IoT.
Enterprise conversational and generative AI platform for virtual assistants and chatbots.
45 head-to-head comparisons across the top 10 conversational ai companies.
The leading Conversational AI AI companies by developer adoption include Retell AI (DMI 16), LiveKit (DMI 16), Vapi (DMI 16). AI-Buzz tracks 15 companies in this category using the Developer Mindshare Index, which combines package downloads, GitHub activity, Hacker News discussion, and search demand.
Conversational AI AI companies have raised $1.4B in total across 15 companies tracked by AI-Buzz. The average funding per company is $96M. This covers all funding stages from seed to late-stage rounds.
Conversational AI AI tools receive 5.8M package downloads per month across npm and PyPI. This measures real developer adoption - not just interest - making it one of the strongest signals for evaluating AI companies.
The average developer sentiment for Conversational AI AI companies is 0% positive, based on Hacker News discussions across 4 companies with sufficient sample sizes. AI-Buzz calculates sentiment from comment-level analysis of HN threads.
The top Conversational AI companies by Developer Mindshare Index are: Retell AI-579.7K downloads/mo-$15M raised; LiveKit-4.7M downloads/mo-$29M raised; Vapi-292.0K downloads/mo-$20M raised. See the full list of 15 companies with daily-updated metrics on AI-Buzz.
Imagine a world where your devices understand not just what you say, but how you say it. That future is closer than ever, thanks to Hume AI, a startup that just secured $50 million in funding from EQT Ventures to build an emotionally intelligent voice interface called EVI. This breakthrough technology promises to transform human-AI
Which AI companies are developers actually adopting? We track npm and PyPI downloads for 262+ companies. Get the biggest shifts weekly - before they show up in the news.